Use the quantifier negation rule together with the eighteen rules of inference to derive the conclusions of

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Use the quantifier negation rule together with the eighteen rules of inference to derive the conclusions of the following symbolized arguments. Do not use either conditional proof or indirect proof.

1. ~(3x) (Ax~Bx) (3x)(Ax~Cx) 2. ~ / (x)[Ax (Bx Cx)]

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A Concise Introduction to Logic

ISBN: 978-1305958098

13th edition

Authors: Patrick J. Hurley, Lori Watson

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